var mac = navigator.appVersion.indexOf("Mac")>-1;
var n = ((navigator.appName == "Netscape")&&(navigator.userAgent.indexOf("Gecko")<=-1));//Netscape except for Netscape6
var ie5 = navigator.appVersion.indexOf("MSIE 5.")>-1;
var n6 = ((navigator.appName == "Netscape")&&(navigator.userAgent.indexOf("Gecko")>-1));

if (n && !mac) {//netscape-PC
		document.write ("<link rel=\"stylesheet\" href=\"/ExelonInternet/assets/styles/n_style.css\" type=\"text/css\">");
		document.write ("\n<meta HTTP-EQUIV=\"expires\" CONTENT=\"0\">");
		document.write ("\n<meta HTTP-EQUIV=\"Pragma\" CONTENT=\"no-cache\">");
} else if((!n && !mac)||(!n && mac && ie5)||(n6)){//IE PC or IE5 Mac or Netscape6/PC-Mac
		document.write ("<link rel=\"stylesheet\" href=\"/ExelonInternet/assets/styles/ie_style.css\" type=\"text/css\">");
		//new test
} else if((n && mac)|| (!n && mac && !ie5)){// Netscape Mac or IE4.5-Mac.
		document.write ("<link rel=\"stylesheet\" href=\"/ExelonInternet/assets/styles/n_mac_style.css\" type=\"text/css\">");
}